package com.wp.service;

import java.util.List;

/**
 * @author: WangPeng
 * @createTime: 2022/11/14 17:37
 * @description:
 * @version: v1.0
 */
public interface BookShopService {
    /**
     *买书
     * @param isbn 购买图书的编号
     * @param username 账号名
     */
     void buyBook(String isbn,String username);

     void buyManyBook(List<String> isbns,String username);
}
